Configuration/Generator/python/Pythia6CUEP6S1Settings_cfi.py - master - githubmirror/cmssw

Configuration/Generator/python/Pythia6CUEP6S1Settings_cfi.py

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paolo

added configuration for new P6 and P8 tunes

22 май 2014, 13:48

22 май 2014, 13:48489650c

import FWCore.ParameterSet.Config as cms

pythia6CUEP6S1SettingsBlock = cms.PSet(
    pythia6CUEP6S1Settings = cms.vstring('MSTU(21)=1     ! Check on possible errors during program execution', 
            'MSTJ(22)=2     ! Decay those unstable particles', 
            'PARJ(71)=10 .  ! for which ctau  10 mm', 
            'MSTP(33)=0     ! no K factors in hard cross sections', 
            'MSTP(2)=1      ! which order running alphaS', 
            'MSTP(51)=10042 ! structure function chosen (external PDF CTEQ6L1)', 
            'MSTP(52)=2     ! work with LHAPDF', 
    	    'PARP(82)=1.9096 ! pt cutoff for multiparton interactions', 
            'PARP(89)=1800. ! sqrts for which PARP82 is set', 
            'PARP(90)=0.2479! Multiple interactions: rescaling power', 
            'MSTP(95)=6     ! CR (color reconnection parameters)', 
            'PARP(77)=0.6646 ! CR', 
            'PARP(78)=0.5454 ! CR', 
            'PARP(80)=0.1   ! Prob. colored parton from BBR', 
            'PARP(83)=0.8217 ! Multiple interactions: matter distribution parameter', 
            'PARP(84)=0.651 ! Multiple interactions: matter distribution parameter', 
            'PARP(62)=1.025 ! ISR cutoff', 
            'MSTP(91)=1     ! Gaussian primordial kT', 
            'PARP(93)=10.0  ! primordial kT-max', 
            'MSTP(81)=21    ! multiple parton interactions 1 is Pythia default', 
            'MSTP(82)=4     ! Defines the multi-parton model',
            'PARJ(1) =  0.08 ! HAD diquark suppression',
            'PARJ(2) = 0.21 ! HAD strangeness suppression',
            'PARJ(3) = 0.94 ! HAD strange diquark suppression',
            'PARJ(4) = 0.04 ! HAD vectior diquark suppression',
            'PARJ(11) = 0.35 ! HAD P(vector meson), u and d only',
            'PARJ(12) = 0.35 ! HAD P(vector meson) contains ',
            'PARJ(13) = 0.54 ! HAD P(vector meson), heavy quarks',
            'PARJ(21) = 0.34 ! HAD fragmentation pt',
            'PARJ(25) = 0.63 ! HAD eta0 suppression',
            'PARJ(26) = 0.12 ! HAD eta0 suppression'
   )
)